// BWSelectionLayer.h -- selection layer for tracking / drawing selections
//                       while in progress.

#import "BWLayer.h"

@interface BWSelectionLayer : BWLayer <NSCoding>
{
    BOOL isEmptySelection;

    int startRow;
    int startColumn;

    int endRow;
    int endColumn;
}

- (void) clearSelection;
- (BOOL) isEmptySelection;

- (void) selectStartRow: (int) startRow
                 column: (int) startColumn
                 endRow: (int) endRow
                 column: (int) endColumn;

@end // BWSelectionLayer


